Grótta Island Lighthouse, located in Seltjarnarnes, is a charming spot known for its iconic white lighthouse and stunning coastal views. Built in 1897 and reconstructed in 1947, this operational beacon guides ships through Faxaflói Bay. Visitors can walk to the lighthouse during low tide, enjoying the diverse ecosystem of birdlife and scenic walking paths around the peninsula. With folklore tales, a foot bath for relaxation, and northern lights views in winter, Grótta offers a unique blend of history, nature, and tranquillity for all to enjoy.